Answer: it's unclear why marsupials thrived in Australia. however one plan is that once times were powerful, marsupial mothers might jettison any developing babies they'd in their pouches, whereas mammals had to attend till gestation was over, defrayment precious resources on their young, Beck said.
Explanation:
In 1830, they took the state of Georgia to court in a case that challenged Georgia's jurisdictional claims directly. In Cherokee Nation v. Georgia, the Cherokees sought an injunction against Georgia's attempts to implement its act of 1828 asserting sovereignty over Cherokee lands.